[INFO] fetching crate recursion 0.5.4...
[INFO] testing recursion-0.5.4 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate recursion 0.5.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate recursion 0.5.4
[INFO] finished tweaking crates.io crate recursion 0.5.4
[INFO] tweaked toml for crates.io crate recursion 0.5.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate recursion 0.5.4 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 052422e278550265d988bff9784ea282aab1211b224c95162f4d3ec597ba3d19
[INFO] running `Command { std: "docker" "start" "-a" "052422e278550265d988bff9784ea282aab1211b224c95162f4d3ec597ba3d19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "052422e278550265d988bff9784ea282aab1211b224c95162f4d3ec597ba3d19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "052422e278550265d988bff9784ea282aab1211b224c95162f4d3ec597ba3d19", kill_on_drop: false }`
[INFO] [stdout] 052422e278550265d988bff9784ea282aab1211b224c95162f4d3ec597ba3d19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d31c4365ceb8a3b0b8a15bc8be8b5aa1a2a0a65d62b6e4c1a8b744f417d175b0
[INFO] running `Command { std: "docker" "start" "-a" "d31c4365ceb8a3b0b8a15bc8be8b5aa1a2a0a65d62b6e4c1a8b744f417d175b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling recursion v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "d31c4365ceb8a3b0b8a15bc8be8b5aa1a2a0a65d62b6e4c1a8b744f417d175b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d31c4365ceb8a3b0b8a15bc8be8b5aa1a2a0a65d62b6e4c1a8b744f417d175b0", kill_on_drop: false }`
[INFO] [stdout] d31c4365ceb8a3b0b8a15bc8be8b5aa1a2a0a65d62b6e4c1a8b744f417d175b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e53a892ac6100d7449f4aa28c9357694177d0cc43930538f5fbc442af2655de4
[INFO] running `Command { std: "docker" "start" "-a" "e53a892ac6100d7449f4aa28c9357694177d0cc43930538f5fbc442af2655de4", kill_on_drop: false }`
[INFO] [stderr]    Compiling recursion v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "e53a892ac6100d7449f4aa28c9357694177d0cc43930538f5fbc442af2655de4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e53a892ac6100d7449f4aa28c9357694177d0cc43930538f5fbc442af2655de4", kill_on_drop: false }`
[INFO] [stdout] e53a892ac6100d7449f4aa28c9357694177d0cc43930538f5fbc442af2655de4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f32f9a8c96edb6eaadc9534fcf316bd84b6d423a36e1c553db8c2908a6d43248
[INFO] running `Command { std: "docker" "start" "-a" "f32f9a8c96edb6eaadc9534fcf316bd84b6d423a36e1c553db8c2908a6d43248", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/recursion-a591544dde50bed4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests recursion
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/lib.rs - (line 64) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - (line 223) ... ok
[INFO] [stdout] test src/frame.rs - frame::MappableFrame (line 18) ... ok
[INFO] [stdout] test src/frame.rs - frame::MappableFrame (line 41) ... ok
[INFO] [stdout] test src/recursive/collapse.rs - recursive::collapse::Collapsible (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 137) ... ok
[INFO] [stdout] test src/recursive/collapse.rs - recursive::collapse::Collapsible (line 35) ... ok
[INFO] [stdout] test src/recursive/collapse.rs - recursive::collapse::Collapsible (line 60) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/recursive/expand.rs - recursive::expand::Expandable (line 29) ... ok
[INFO] [stdout] test src/lib.rs - (line 48) ... ok
[INFO] [stdout] test src/recursive/expand.rs - recursive::expand::Expandable (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] test src/recursive/expand.rs - recursive::expand::Expandable (line 54) ... ok
[INFO] [stdout] test src/recursive/expand.rs - recursive::expand::Expandable (line 96) ... ok
[INFO] [stdout] test src/recursive/collapse.rs - recursive::collapse::Collapsible (line 107) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f32f9a8c96edb6eaadc9534fcf316bd84b6d423a36e1c553db8c2908a6d43248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f32f9a8c96edb6eaadc9534fcf316bd84b6d423a36e1c553db8c2908a6d43248", kill_on_drop: false }`
[INFO] [stdout] f32f9a8c96edb6eaadc9534fcf316bd84b6d423a36e1c553db8c2908a6d43248
